Fears are now being voiced that the planned construction of an oilpipeline across the lake's bottom might revive pollution and cause the fish population to decline again.
现在有人担心，计划修建的穿越湖底的输油管道可能会重新造成污染，导致鱼类数量再次下降。
2
The price-fixing convictions came after years of investigations, environmental lawsuits and fines that had plagued Koch’s oilpipeline and refining divisions.
经过数年的调查之后，科赫公司石油管道和精炼部门的价格垄断为其招致了环保起诉和罚金。
3
Its territory in the southern province of Shabwa straddles a vital oilpipeline.